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      <div class="doc-title"><a href="folktale.html"><span class="doc-title"><span class="product-name">Folktale</span><span class="version">v2.0.1</span></span></a><ul class="navigation"><li class="navigation-item"><a href="https://github.com/origamitower/folktale" title="">GitHub</a></li><li class="navigation-item"><a href="folktale.html#cat-2-support" title="">Support</a></li><li class="navigation-item"><a href="folktale.html#cat-3-contributing" title="">Contributing</a></li></ul></div>
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    <div id="content-wrapper"><div id="content-panel"><h1 class="entity-title">(Anonymous)</h1><div class="highlight-summary"><div><p>True if the value is a <code>Just</code> instance.</p>
</div></div><div class="deprecation-section"><strong class="deprecation-title">Deprecated since 2.0.0</strong><div><p>The <code>.isJust</code> field is deprecated in favour of the new <code>Just.hasInstance(value)</code> method.
The <code>.hasInstance()</code> version allow safely testing any value, even non-objects, and also
do union instance checking, rather than a simple tag check;</p>
</div></div><h2 class="section-title">Documentation</h2><div class="documentation"><div><p>True if the value is a <code>Just</code> instance.</p>
</div></div><div class="members"><h2 class="section-title" id="properties">Properties</h2></div><div class="source-code"><h2 class="section-title" id="source-code">Source Code</h2><div class="source-location">Defined in source/adt/union/union.js at line 55, column 42</div><pre class="source-code"><code class="language-javascript">get [`is${name}`]() {
        warnDeprecation(`.is${name} is deprecated. Use ${name}.hasInstance(value)
instead to check if a value belongs to the ADT variant.`);
        return true;
      }</code></pre></div></div><div id="meta-panel"><div class="meta-section"><div class="meta-field"><strong class="meta-field-title">Stability</strong><div class="meta-field-value">deprecated</div></div><div class="meta-field"><strong class="meta-field-title">Licence</strong><div class="meta-field-value">MIT</div></div></div><div class="table-of-contents"><div class="meta-section-title">On This Page</div><ul class="toc-list level-1"><li class="toc-item"><span class="no-anchor">Documentation</span><ul class="toc-list level-2"></ul></li><li class="toc-item"><a href="#properties">Properties</a><ul class="toc-list level-2"></ul></li><li class="toc-item"><a href="#source-code">Source Code</a></li></ul></div><div class="meta-section"><strong class="meta-section-title">Authors</strong><div class="meta-field"><strong class="meta-field-title">Copyright</strong><div class="meta-field-value">(c) 2013-2017 Quildreen Motta, and CONTRIBUTORS</div></div><div class="meta-field"><strong class="meta-field-title">Authors</strong><div class="meta-field-value"><ul class="meta-list"><li>Quildreen Motta</li></ul></div></div><div class="meta-field"><strong class="meta-field-title">Maintainers</strong><div class="meta-field-value"><ul class="meta-list"><li>Quildreen Motta &lt;queen@robotlolita.me&gt; (http://robotlolita.me/)</li></ul></div></div></div></div></div>
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